. >> a judge sentenced the 68-year-old former penn state assistant football coach to at least 30 years in jail after he was convicted of 45 counts of child sex abuse. despite the mounting of evidence against him, sandusky continues to proclaim his innocence. he's in the process of appealing his sentence. number three, the shooting of unarmed 17-year-old trayvon martin. >> my son left sanford, florida, in a body bag while george zimmerman went home to go to sleep in his own bed. >> accused gunman george zimmerman claimed self-defense in a case that sparked international outrage, and ignited racial tensions. the trial is set for june. number two -- >> we need rescue inside the auditorium, multiple victims. >> i've got seven down in theater nine, seven down. >> july 20th, just past midnight, terror inside theater nine. >> aurora, colorado, nine miles east of denver, there's been a mass shooting at a movie theater. >> prosecutors say james holmes donned protective gear, threw tear gas and began firing. in the end, 12 people killed, 58 others wounded. holmes faces 152 charges. many victims